APA (7th ed.) Citation

Snyder, J. P., & Voxland, P. M. (1989). An album of map projections. United States Gov. Print. Off.

Chicago Style (17th ed.) Citation

Snyder, John P., and Philip M. Voxland. An Album of Map Projections. [Washington]: United States Gov. Print. Off, 1989.

MLA (9th ed.) Citation

Snyder, John P., and Philip M. Voxland. An Album of Map Projections. United States Gov. Print. Off, 1989.